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Earth System Processes 2 (8–11 August 2005)

Session No. 36
Wednesday, 10 August 2005: 9:00 AM-12:00 PM

T6. Marine Anoxia over Geologic Time—Where, When, Why, and Cause and Effect Relationships to the Evolving Biosphere I

 

Timothy W. Lyons, Bradley Sageman and Ariel Anbar, Advocates
Paper #
Start Time
1
9:00 AM
KEYNOTE: OCEANIC ANOXIC EVENTS: CARBON AND NITROGEN ISOTOPE SIGNATURES AND THEIR IMPLICATIONS
ARTHUR, Michael A., Department of Geosciences, Pennsylvania State Univ, University Park, PA 16802, arthur@geosc.psu.edu, arthur@geosc.psu.edu
2
9:40 AM
OXYGEN ISOTOPES IN SULFATE ACROSS CRETACEOUS OCEAN ANOXIC EVENTS
TURCHYN, Alexandra1, SCHRAG, Daniel P.2, COCCIONI, Rodolfo3 and MOORE, Frances1, (1)Earth and Planetary Sciences, Harvard University, 20 Oxford St, Cambridge, MA 02138, (2)Dept. Earth and Planetary Sciences, Harvard Univ, 20 Oxford St, Cambridge, MA 02138-2902, (3)Istituto di Geologia e Centro di Geobiologia, Università degli Studi, Campus Scientifico, Località Crocicchia, Urbino, 61029, Italy, avan@fas.harvard.edu, avan@fas.harvard.edu
3
10:00 AM
MID-CRETACEOUS CLIMATE AND ANOXIA IN THE OCEAN - DYNAMICS AND EFFECTS OF LAND-OCEAN INTERACTION DURING PERIODS OF EXTREM WARMTH
WAGNER, Thomas, Civil Engineering and Geoscience, University of Newcastle upon Tyne, Drummond Building, Newcastle upon Tyne, NE1 7RU, United Kingdom, FLOEGEL, Sascha, Ocean Circulation and Climate Dynamics, IFM-GEOMAR Leibniz Institute for Marine Sciences, Wischhofstr. 1-3, Kiel, 24148, Germany, HOFMANN, Peter, Department of Geology, University of Cologne, Zuelpicher Str. 49, Cologne, 50674, Germany and SINNINGHE DAMSTÉ, Jaap S., Marine Biogeochemistry and Toxicology, Netherlands Institute for Sea Rsch, PO BOX 59, Den Burg, Texel, 1790 AB, Netherlands, thomas.wagner@ncl.ac.uk, thomas.wagner@ncl.ac.uk
 
10:20 AM
Break
4
10:40 AM
TIMING OF THE TOARCIAN OCEANIC ANOXIC EVENT AND MASS EXTINCTION: EVIDENCE FROM EUROPE AND TIBET
WIGNALL, Paul B., Earth Sciences, University of Leeds, Leeds, LS2 9JT, United Kingdom, wignall@earth.leeds.ac.uk, wignall@earth.leeds.ac.uk
5
11:00 AM
THE TOARCIAN OCEANIC ANOXIC EVENT (T-OAE): AN ASSESSMENT OF GLOBAL CAUSES USING BELEMNITE C-ISOTOPE RECORDS
VAN DE SCHOOTBRUGGE, Bas, Geological and Paleontological Institute, Johann-Wolfgang Goethe University Frankfurt, Senckenberganlage 32-34, Frankfurt, 60054, Germany, MCARTHUR, John M., Earth Sciences, UCL, Gower Street, London, WC1E6BT, ROSENTHAL, Yair, Imcs, Rutgers University, 71 Dudley Road, New Brunswick, NJ 08901 and BAILEY, Trevor, IMCS, Rutgers University, 71 Dudley Road, New Brunswick, NJ 08901, j.mcarthur@ucl.ac.uk, j.mcarthur@ucl.ac.uk
6
11:20 AM
NEW RECORD OF ATMOSPHERIC CARBON DIOXIDE INDICATES THAT THE TOARCIAN OCEANIC ANOXIC EVENT (~183 MA) WAS TRIGGERED BY INTRUSION OF GONDWANAN COALS BY KAROO AND FERRAR DOLERITES
MCELWAIN, Jennifer C., Department of Geology, The Field Museum, 1400 S. Lake Shore Drive, Chicago, IL 60605, MURPHY, Jessica Wade, Department of Ecology and Evolution, University of Chicago, 5801 South Ellis Avenue, Chicago, IL 60637 and HESSELBO, Stephen J., Department of Earth Sciences, University of Oxford, Oxford, OX1 3PR, United Kingdom, mcelwain@fmnh.org, mcelwain@fmnh.org
7
11:40 AM
EVOLUTION OF THE MARINE CARBON CYCLE DURING THE PALEOZOIC
SALTZMAN, Matthew R., Department of Geological Sciences, The Ohio State Univ, 275 Mendenhall Laboratory, 125 South Oval Mall, Columbus, OH 43210, saltzman.11@osu.edu, saltzman.11@osu.edu
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